Glowing Cat Ear Design: Cute cat ear design, colorful LED flashing cat ear and cat paw, very attractive. A great gift for kids, girls and cosplay fans. \nBT5.0 Connection: BT5.0 technology, fast and stable connection. Easy to pair with BT-enabled o devices to enjoy wireless music and hands-free calls. \nAUX-IN & TF Card Music Playing: Connect to MP3, MP4, Laptop and other non-BT o devices via the included 3.5mm cable. Also supports TF card music playing. \nGreat Sound Quality: High precision 40mm Diameter Driver brings you vivid sound field & sound clarity and immerses you in your own music world. \nErgonomic Design: Adjustable headband length, soft ear cushion, comfortable to wear. Foldable earmuffs, easy for storage.